.nav{
    height: 52rem;
    background-color: #fff;
  
  white-space: nowrap;

    overflow:auto;
    padding-left: 15rem;
  display: flex;
  position: sticky;
  top: 43rem;
  left: 0;
  z-index: 2;
  box-shadow: 0 0 16px rgb(0 0 0 / 10%);
   
}

.nav::-webkit-scrollbar{
    display: none;
}
.nav a{
    display: block;
    width: 63rem;
    height: 28rem;
    color: #808080;
    background-color: #f5f5f5;
    line-height: 28rem;
    text-align: center;
    border-radius: 8rem;
    padding: 0 12rem 0;
    margin-top: 12rem;
   margin-right: 8rem;
    font-size: 13rem;
    box-sizing: border-box;
  
    
}
.nav .yue{
    background-color: rgb(255,230,231);
    color: #e5353e;
     font-weight: 600;
    order: -1;
}
.nav a:hover{
    background-color: rgb(255,230,231);
    color: #e5353e; 
    font-weight: 600;
}
.nav a:not(:last-child):hover~.yue{
    color: #808080;
    background-color: #f5f5f5;
}
.zhanwei{
    height: 45rem;
}
.bgc-gray{
    background-color: rgb(245, 245, 245);
}
.yuepiao{
    width: 350rem;
    margin-left: 13.5rem;
    background:white;
    border-radius: 10rem;
    margin-top: 12rem;
    overflow: hidden;
   
}
.yuepiao h1 img{
    width: 350rem;
}
.content1>p>img{
    width: 50rem;
    height: 66rem;
   
    
}
.content1 h2 img{
    width: 20rem;
    height: 20rem;
    transform:translateY(5rem);
}
.content1{
    display: flex;
    margin-top: 8rem;
    margin-left: 12rem;
}
.content1 h2{
    font-size: 16rem;
    font-weight: bold;
    line-height: 24rem;
    margin-top: 5rem;
}
.content1 span{
    font-size: 15rem;
    font-weight: bold;
   color: #ccc;
   display:inline-block;
   width: 20rem;
   height: 20rem;
   line-height: 20rem;
   text-align: center;
}
.content1 h3{
    font-size: 13rem;
   color: #adadad;
   line-height: 20rem;
   margin-left: 23rem;
}
.gengduo{
    width: 300rem;
    height: 32rem;
    margin: 10rem auto 15rem;
    text-align: center;
    font-size: 14rem;
    line-height: 32rem;
    font-weight: bold;
    background-color: rgb(245, 245, 245);
    border-radius: 16rem;
}
.gengduo span{
    font-weight: bolder;
    font-size: 12rem;
}
.content1 p{
    width: 50rem;
    height: 66rem;
    border-radius: 5rem;
    overflow: hidden;
    margin-right: 8rem;
}
*{
    scroll-behavior: smooth;
  }